Expression 12: "y" equals negative 35.5 plus 3.0 3 "x" plus negative 0.0 4 1 5 "x" squared left brace, 34 less than or equal to "x" less than or equal to 46 , right bracey=−35.5+3.03x+−0.0415x234≤x≤46
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Expression 13: "y" equals negative 2688 plus 117 "x" plus negative 1.2 6 "x" squared left brace, 46 less than or equal to "x" less than or equal to 50 , right bracey=−2688+117x+−1.26x246≤x≤50
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Expression 14: "y" equals negative 1727 plus 126 "x" plus negative 3.1 1 "x" squared plus 0.0 2 5 4 "x" cubed left brace, 50 greater than or equal to "x" greater than or equal to 36 , right bracey=−1727+126x+−3.11x2+0.0254x350≥x≥36
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Expression 15: "y" equals negative 1439 plus 64.6 "x" plus negative 0.7 1 7 "x" squared left brace, 46 less than or equal to "x" less than or equal to 50 , right bracey=−1439+64.6x+−0.717x246≤x≤50
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Expression 16: "y" equals 17115 plus negative 1123 "x" plus 24.6 "x" squared plus negative 0.1 7 9 "x" cubed left brace, 44 less than or equal to "x" less than or equal to 50 , right bracey=17115+−1123x+24.6x2+−0.179x344≤x≤50
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Expression 17: "y" equals negative 19997 plus 1308 "x" plus negative 28.5 "x" squared plus 0.2 0 8 "x" cubed left brace, 44 less than or equal to "x" less than or equal to 50 , right bracey=−19997+1308x+−28.5x2+0.208x344≤x≤50
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Expression 18: "y" equals 2934 plus negative 127 "x" plus 1.3 6 "x" squared left brace, 46 less than or equal to "x" less than or equal to 50 , right bracey=2934+−127x+1.36x246≤x≤50
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Expression 19: "y" equals 28.3 plus negative 2.6 4 "x" plus 0.0 3 6 2 "x" squared left brace, 34 less than or equal to "x" less than or equal to 44 , right bracey=28.3+−2.64x+0.0362x234≤x≤44
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Expression 20: "y" equals 3.7 2 plus negative 1.1 3 "x" plus 0.0 1 3 "x" squared left brace, 16.8 5 less than or equal to "x" less than or equal to 34 , right bracey=3.72+−1.13x+0.013x216.85≤x≤34
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Expression 21: "y" equals negative 4.7 6 plus negative 3.6 1 "x" plus 0.3 8 6 "x" squared plus negative 0.0 1 1 8 "x" cubed left brace, 0 less than or equal to "x" less than or equal to 16.8 5 , right bracey=−4.76+−3.61x+0.386x2+−0.0118x30≤x≤16.85
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Expression 22: "y" equals 1054 plus negative 79.4 "x" plus 2.0 2 "x" squared plus negative 0.0 1 7 1 "x" cubed left brace, 34 less than or equal to "x" less than or equal to 50 , right bracey=1054+−79.4x+2.02x2+−0.0171x334≤x≤50
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Expression 23: "y" equals negative 1725 plus 56.3 "x" plus 1 "e" minus 03 "x" squared plus negative 8.7 2 "e" minus 03 "x" cubed left brace, 46 less than or equal to "x" less than or equal to 50 , right bracey=−1725+56.3x+1e−03x2+−8.72e−03x346≤x≤50
